General Dirichlet series, arithmetic convolution equations and Laplace transforms
H. Glöckner, L.G. Lucht, S. Porubský, Studia Mathematica 193 (2009) 109–129.

Positive definite functions on infinite-dimensional convex cones
H. Glöckner, Positive Definite Functions on Infinite-Dimensional Convex Cones, Providence, RI: American Mathematical Society (AMS), 2003.

Representations of cones and conelike semigroups
H. Glöckner, Semigroup Forum 60 (2000) 326–333.